---
title: "Qwen3.8 27B Synthia API pricing"
canonical: https://uplinkswitch.ai/models/qwen3.8-27b-synthia
generated: 2026-10-22T19:08:04.924Z
source: https://api.uplinkswitch.com/v1/catalog
base_url: https://api.uplinkswitch.com/v1
---

# Qwen3.8 27B Synthia API pricing

Qwen3.8 27B Synthia API at $0.35/M input and $2.10/M output tokens. 262,144-token context window. Works with the OpenAI SDK.

## Price per million tokens (USD)

| Tokens | Qwen (community tune) list price | UplinkSwitch | Under list |
| --- | --- | --- | --- |
| Input | — | $0.35 | — |
| Cached input | — | billed at the input rate | — |
| Output | — | $2.10 | — |

## Model

- Model id: `qwen3.8-27b-synthia`
- Formats: OpenAI SDK
- Base URL: https://api.uplinkswitch.com/v1
- Context window: 262,144 tokens
- Max output: 32,768 tokens
- Input: text
- Daily real-model check: Same fingerprint since Oct 20 (https://uplinkswitch.ai/proof#qwen3.8-27b-synthia)

## Request

### Python · OpenAI SDK

```python
from openai import OpenAI

client = OpenAI(
    base_url="https://api.uplinkswitch.com/v1",
    api_key="sk-uplink-live-...",
)

completion = client.chat.completions.create(
    model="qwen3.8-27b-synthia",
    messages=[{"role": "user", "content": "Summarize this in one line."}],
)
print(completion.choices[0].message.content)
```

### TypeScript · OpenAI SDK

```typescript
import OpenAI from 'openai';

const client = new OpenAI({
  baseURL: 'https://api.uplinkswitch.com/v1',
  apiKey: 'sk-uplink-live-...',
});

const completion = await client.chat.completions.create({
  model: 'qwen3.8-27b-synthia',
  messages: [{ role: 'user', content: 'Summarize this in one line.' }],
});
console.log(completion.choices[0].message.content);
```

### curl

```bash
curl https://api.uplinkswitch.com/v1/chat/completions \
  -H "authorization: Bearer sk-uplink-live-..." \
  -H "content-type: application/json" \
  -d '{"model":"qwen3.8-27b-synthia","messages":[{"role":"user","content":"Hello"}]}'
```

## Questions

### What is Qwen3.8 27B Synthia?

Qwen3.8 27B Synthia is a model from Qwen (community tune), with a 262,144-token context window, taking text input. Through UplinkSwitch it answers the OpenAI SDK on one key as qwen3.8-27b-synthia.

### How much does the Qwen3.8 27B Synthia API cost?

$0.35 per million input tokens and $2.10 per million output tokens.

### Is Qwen3.8 27B Synthia free?

It is pay as you go: prepaid credit from $10, with no subscription or monthly fee, billed per token. A 1,000-token prompt with a 500-token reply costs about $0.0014.

### What is the Qwen3.8 27B Synthia context window?

Qwen3.8 27B Synthia has a 262,144-token context window, with up to 32,768 output tokens per request. It takes text input.

### What is the Qwen3.8 27B Synthia model id?

qwen3.8-27b-synthia. Send it as the model through the OpenAI SDK with base URL https://api.uplinkswitch.com/v1.

### How do I get a Qwen3.8 27B Synthia API key?

Create one in the console at uplinkswitch.ai/console: prepaid credit from $10, no subscription, and the key is live at once. The same key calls Qwen3.8 27B Synthia and every other model in the catalog; send it as the bearer token with base URL https://api.uplinkswitch.com/v1.

### Is it the real Qwen3.8 27B Synthia?

Every day each model gets the same test prompt, and a model always counts that prompt the same way; a swapped one would not. Qwen3.8 27B Synthia's latest result: Same fingerprint since Oct 20.

### Is there a Qwen3.8 27B Synthia API?

Yes: qwen3.8-27b-synthia on the OpenAI format at https://api.uplinkswitch.com/v1, $0.35 input and $2.10 output per million tokens. No weights to download and no GPU of your own; the key also runs every other model in the catalog.

### What is Qwen3.8 27B Synthia based on?

Qwen’s Qwen3.8 27B. migtissera post-trained it with a LoRA on complete long-form agent sessions at a 65,536-token training length, then merged the adapter, per the Synthia 4 27B card.

### What license does Qwen3.8 27B Synthia have?

The card lists Apache-2.0, the license of its Qwen3.8 27B base.

### What does Qwen3.8 27B Synthia cost per 100 messages?

$0.175 for 100 chat turns of 2,000 input and 500 output tokens each, at $0.35 input and $2.10 output per million tokens, from prepaid credit with no subscription.

### Does Qwen3.8 27B Synthia use tools?

Yes: its card says it was trained on conversations with system instructions, tool calls and tool results, and its template supports xhigh, medium and low reasoning effort. Send tools in the OpenAI format with qwen3.8-27b-synthia.

### How do I give Synthia a personality?

Its card says the system context should carry Synthia’s identity, the user’s preferences and any memories you retrieve; the model brings them into the conversation.

## Related

- Uncensored LLM API: https://uplinkswitch.ai/uncensored
- SillyTavern setup: https://uplinkswitch.ai/guides/sillytavern
- Janitor AI setup: https://uplinkswitch.ai/guides/janitor-ai
- Chub AI setup: https://uplinkswitch.ai/guides/chub-ai
- SDKs setup: https://uplinkswitch.ai/guides/sdks
- Every model and price: https://uplinkswitch.ai/llms-full.txt
- Machine catalog: https://uplinkswitch.ai/ai-catalog.json